A fad diet is a diet that is popular for a time, similar to fads in fashion, without being a standard dietary recommendation, and often promising unreasonably fast weight loss or nonsensical health improvements.
Fad diets may lead to rapid weight lose
Fad diets rarely have lasting and long-term effects
Fad diets may be popular weight loss methods
Explanation:
the Keto diet has gained huge popularity in the past years. Intermittent fasting. Intermittent fasting is also quite popular.
Fad diets are unrealistically set meal plans promising a sufficient amount of weight loss.
An example of a fad diet would be:
The Grapefruit diet which is a diet consisting of eating grapefruits along side every meal and cutting out sugars. I consider this a fad diet, hence studies showing that there is actually no evidence of magical fat-burning enzymes associated with grapefruits.
While low-calorie diets may result in initial weight loss, there rarely successful in seeking long-term results.